Mutt & Stuff is an American children's television series that aired on Nick Jr. The series premiered on March 6, 2015, with an hour-long pilot and began airing regularly on July 10, 2015. It was created by Sid and Marty Krofft (in their first new product in over a decade) and Bradley Zweig. It stars Calvin Millan, the son of the series' producer Cesar Millan.